Other Network Architecture Subjects

I know that I can use an access list to control access for telnet. Can you apply this to certain interfaces or is this for every interface on the router.

Hi all,We have a 3640 router whit (C3640-I-M), Version 12.2(2)T version. When we do a X25 call to some destinations who answer whit a different "called address" our router clear the call whit this message. Here are the debug lines: 8w3d: From (8): ...

Hi,I am trying to use a PC Dos based sniffer server from Network General(Network Associates)in my network.I'm new to this product..the issue is that when i boot up the server it allows me to configure the interfaces but after that it doesn't go to t...

pap & chap is the built-in security feature of PPPin PACKET mode or CIRCUIT mode?????

c7200 hangs on boot and when I tried from rmon, got this message when trying to boot from rmon..*** Bus Error (Load) Exception ***Access address = 0x80012981PC = 0xbfc2091c, Cause = 0x1c, Status Reg = 0x3040d003monitor: command "boot" aborted due to ...

hi!, anyone knows if OSPF is full compatible between Cisco and 3Com?

We currently have a single 1.5mb connection to the frame cloud and management has decided to add another in hopes of 'bonding' the connection to the cloud to 3mb. I don't think bonding in that sense is possible from our 3640. What are some options?

Has anyone ever set up a router to use NAT when routing to a specific destination, but to not use NAT for other traffic out the same interface?

Does anyone know where I would find the product #'sin a 7200 router for the sake of checking hardware/software compatability for IOS upgrades?

Please help me!I have looked over & over that the formula to configure CAR & it still makes no sense.Can someone please explain this too me?normal burst = configured rate * (1 byte)/(8 bits) * 1.5 secondsextended burst = 2 * normal burstIs the config...

We have a requirement of routing few hosts from only one EBGP link, by this we want to achieve that both inbound and outbound traffic from selected hosts will be forwarded only from the desired link and not from the other, and if the desired link is ...

I have a Cisco 2611 router which I use to connect to the internet but at the same time to some remote sites. I have a firewall between this router and my internal Cisco 2610 router which connects my LAN and other remote sites. My company says it can ...

I have a 1720 router connected to ISP with leased line for nearly two years. It worked fine before last month the leased line speed upgraded to 256Kbps. After the upgradtion, it often automatically reload. I check the memory, it has 16M bytes DRAM. W...

Hi,(First of all, this is my first big network job, so please bear with me :)I'm reorganising the network for a organisation (about 100 PCs) and I'm considering using a pair of cat5000 as distribution and core layer. The layout of the network consist...

I see document for config VLAN between C2948G-L3 and C2900. I can work with C2950-24 and ping all VLAN. The port trunk not problem, but with C3548 is impossible. I tested with port-channel and subinterface, but not. The interface down/up, up/down all...